public class PhoneTest2 {

	public static void main(String[] args) {

		Phone p = new Phone();
		p.brand = "诺基亚1680";
		p.price = 1680;
		p.b1 = new Battery();

		p.b1.brand = "诺基亚原装";
		p.b1.volume = 3000;
		// !!!!!!!!!

		p.show();

	}
}
